156 citations
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Showing 2020 · cs.IRShow all
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cs.IR2020★ 3 cited
Neural document expansion for ad-hoc information retrieval
Cheng Tang, Andrew Arnold
Recently, Nogueira et al. [2019] proposed a new approach to document expansion based on a neural Seq2Seq model, showing significant improvement on short text retrieval task. Howeve…
cs.IR2020
Tiering as a Stochastic Submodular Optimization Problem
Hyokun Yun, Michael Froh, Roshan Makhijani +3
Tiering is an essential technique for building large-scale information retrieval systems. While the selection of documents for high priority tiers critically impacts the efficiency…